THIS WATCH IS NOT JUST A MINUTE REPEATER BY OPERATING THE SLIDE -THE LABEL ON THE DIAL SAYS ITS A SONNERIE (GRAND OR PETITE DOES NOT SAY) . THE MOVEMENT SHOULD BE A MANUAL WIND BUT- HA HO,THE WONDER IS WHAT IS UNDER THE DIAL THAT YOU CANNOT SEE AND IS THE PINNACLE OF REPEATING CLOCKWATCHES -EN PASSANT-ON DEMAND.LOVELY LOOKING PIECE